Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (2) Test Category Acids (4) Alcohols (10) Analgesics (16) Anesthetics (5) Antianxiety (5) (-) Antiarrhythmics (2) Anticholinergics (2) Antidepressants (10) Antidiabetics (4) Antidiarrheals (1) Antiemetics (1) Antiepileptics/Antiseizures (16) Antihistamines (7) Antihypertensives (8) Antimicrobials (11) Antineoplastics (1) Antipsychotics (6) Antithyroids (1) Antitussives/Cough Suppressants (4) Biomarkers (4) Cholinesterase Inhibitors (1) Depressants (3) Diagnostic Aids (1) Emetics (3) Expectorants (2) Gases (1) Hallucinogens (12) Herbicides (2) Hydrocarbons (1) Immunosuppressants (3) Laxatives (1) Metals/Elements (38) Mood Stabilizers (3) Muscle Relaxants (7) NMDA Antagonists (1) NPS/Designer Drugs (2) Pesticides/Insecticides (4) Sedative/Hypnotics (14) Solvents (12) Stimulants (5) Volatiles (23) Test Sub-Category Other (2) Test Test Name 2088B Flecainide, Blood 2088U Flecainide, Urine